73
EN
1.5
Technical features
DESCRIPTION
Brava One 25 BF
CERTIFICATIONS
Country of intended installation
-
Fuel
G20 - G30/G31
PIN number
1312CP5935
Category
II2H3+
Type
B22P - B32P - B52P
C12 - C12X - C32 - C32X - C42 - C42X - C52 - C52X
C62 - C62X - C82 - C82X - C92
Class NO
x
3 (< 150 mg/kWh)
DHW rated useful heat output
kW
23,7
HEATING PERFORMANCE
HEAT INPUT
Nominal
kW
25,5
Minimum
kW
9,2
HEAT OUTPUT
Nominal (80-60°C)
kW
23,7
Minimum (80-60°C)
kW
7,8
EFFICIENCY
Max useful efficiency (80-60°C)
%
93,0
Min useful efficiency (80-60°C)
%
84,8
Useful efficiency at 30% of load (50-30°C)
%
90,5
Thermal efficiency (EEC 92/42)
Losses after shutdown at 50°C
W
71
DOMESTIC HOT WATER PERFORMANCE
Nominal heat input
kW
25,5
Minimum heat input
kW
9,2
D.H.W. flow rate ΔT 30°C
l/min
11,3
Continuous D.H.W. flow rate (ΔT 25°C / ΔT 35°C)
l/min
13,6 / 9,7
Minimum D.H.W. flow rate
l/min
2,2
Max / Min Pressure
bar
7 / 0,4
kPa
700 / 40
ELECTRICAL SPECIFICATIONS
Power supply voltage
V
230
Frequency
Hz
50
Absorbed electrical power
W
112
Electrical protection degree
IP
X5D
COMBUSTION DATA
Smoke temperature at Max/Min flow (80-60°C)
°C
142,5 / 96,4
Smoke flow Max/Min
g/s
17 / 16
CO
2
at Max/Min (G20) flow rate with separate chimneys
%
6,7 / 2,1
CO
2
at Max/Min (G31) flow rate with separate chimneys
%
7,7 /2,6
NOZZLES - GAS
Number of nozzles
No.
11
Nozzle diameter (G20)
mm
1,30
Nozzle diameter (G30/G31)
mm
0,80
Gas consumption at Max/Min flow rate (G20)
m
3
/h
2,70 / 0,97
Gas consumption at Max/Min flow rate (G30)
kg/h
2,01 / 0,72
Gas consumption at Max/Min flow rate (G31)
kg/h
1,98 / 0,71
Gas supply pressure (G20/G30/G31)
mbar
20 / 28-30 / 37
kPa
2 / 2,8-3 / 3,7
TEMPERATURE - PRESSURE
Max operating temperature
°C
85
Heating adjustment range
°C
20 ÷ 80
Domestic hot water adjustment range
°C
10 - 60
Max operating pressure
bar
3
kPa
300
Water content in boiler
l
3,05
Lower Heat Output (Hi)
G20 Hi.
9.45 kW/m
3
(15°C, 1013 mbar) - G30 Hi. 12.68 kW/kg (15°C, 1013 mbar) - G31 Hi. 12.87 kW/kg (15°C, 1013 mbar)
Summary of Contents for Brava One 25 BF
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